For the 2026 school year, there are 9 public high schools serving 12,653 students in Delaware County, OH. The top-ranked public high schools in Delaware County, OH are Olentangy Liberty High School, Olentangy High School and Olentangy Berlin High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Delaware County, OH public high schools have an average math proficiency score of 66% (versus the Ohio public high school average of 40%), and reading proficiency score of 81% (versus the 57% statewide average). High schools in Delaware County have an average ranking of 10/10, which is in the top 5% of Ohio public high schools.
Delaware County, OH public high school have a Graduation Rate of 95%, which is more than the Ohio average of 87%.
The school with highest graduation rate is Olentangy High School, with ≥99% graduation rate. Read more about public school graduation rate statistics in Ohio or national school graduation rate statistics.
Minority enrollment is 29% of the student body (majority Asian and Black), which is less than the Ohio public high school average of 34% (majority Black).
Best Public High Schools in Delaware County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Olentangy Liberty High School
(Math: 88% | Reading: 91%)
Rank:
Rank:
10/
Top 5%10
3584 Home Rd
Powell, OH 43065
(740) 657-4200
Powell, OH 43065
(740) 657-4200
Gr: 9-12 | 1,847 students Student-teacher ratio: 21:1 Minority enrollment: 29%
Rank: #22.
Olentangy High School
(Math: 78% | Reading: 91%)
Rank:
Rank:
10/
Top 10%10
675 Lewis Center Rd
Lewis Center, OH 43035
(740) 657-4100
Lewis Center, OH 43035
(740) 657-4100
Gr: 9-12 | 1,760 students Student-teacher ratio: 20:1 Minority enrollment: 36%
Rank: #33.
Olentangy Berlin High School
(Math: 73% | Reading: 86%)
Rank:
Rank:
9/
Top 20%10
3140 Berlin Station Rd
Delaware, OH 43015
(740) 657-5900
Delaware, OH 43015
(740) 657-5900
Gr: 9-12 | 1,823 students Student-teacher ratio: 23:1 Minority enrollment: 30%
Rank: #44.
Orange High School
(Math: 66% | Reading: 82%)
Rank:
Rank:
8/
Top 30%10
2840 E Orange Rd
Lewis Center, OH 43035
(740) 657-5100
Lewis Center, OH 43035
(740) 657-5100
Gr: 9-12 | 1,936 students Student-teacher ratio: 21:1 Minority enrollment: 40%
Rank: #55.
Big Walnut High School
(Math: 62% | Reading: 85%)
Rank:
Rank:
8/
Top 30%10
713 N Miller Drive
Sunbury, OH 43074
(740) 965-3766
Sunbury, OH 43074
(740) 965-3766
Gr: 9-12 | 1,299 students Student-teacher ratio: 21:1 Minority enrollment: 12%
Rank: #66.
Buckeye Valley Local High School
(Math: 65-69% | Reading: 75-79%)
Rank:
Rank:
8/
Top 30%10
901 Coover Rd
Delaware, OH 43015
(740) 363-1349
Delaware, OH 43015
(740) 363-1349
Gr: 9-12 | 597 students Student-teacher ratio: 17:1 Minority enrollment: 9%
Rank: #77.
Westerville Central High School
(Math: 54% | Reading: 71%)
Rank:
Rank:
6/
Top 50%10
7118 Mount Royal Ave
Westerville, OH 43082
(614) 797-6800
Westerville, OH 43082
(614) 797-6800
Gr: 9-12 | 1,485 students Student-teacher ratio: 17:1 Minority enrollment: 49%
Rank: #88.
Rutherford B Hayes High School
(Math: 36% | Reading: 66%)
Rank:
Rank:
5/
Bottom 50%10
289 Euclid Ave
Delaware, OH 43015
(740) 833-1010
Delaware, OH 43015
(740) 833-1010
Gr: 9-12 | 1,612 students Student-teacher ratio: 19:1 Minority enrollment: 25%
Rank: n/an/a
Delaware Area Career Center South Campus
Vocational School
4565 Columbus Pike
Delaware, OH 43015
(740) 548-0708
Delaware, OH 43015
(740) 548-0708
Gr: 6-12 | 315 students Student-teacher ratio: 5:1 Minority enrollment: 18%
Frequently Asked Questions
What are the top-ranked public high schools in Delaware County, OH?
The top-ranked public high schools in Delaware County, OH include Olentangy Liberty High School, Olentangy High School and Olentangy Berlin High School. Delaware County has one of the highest concentrations of top-ranked public schools in Ohio.
How many public high schools are located in Delaware County?
9 public high schools are located in Delaware County.
What is the racial composition of students in Delaware County?
Delaware County public high schools minority enrollment is 29% of the student body (majority Asian and Black), which is less than the Ohio public high schools average of 34% (majority Black).
Which public high schools in Delaware County are often viewed compared to one another?
Popular comparisons of public high schools in Delaware County include: Olentangy High School vs. Olentangy Liberty High School, Buckeye Valley Local High School vs. Big Walnut High School, Olentangy Liberty High School vs. Olentangy High School
Recent Articles
When “Free Public School” Still Isn’t Free
Discover the hidden costs of public school in 2026, from supplies and fees to transportation, technology, and extracurricular expenses.
What a District Budget Cut Means for Your Child's School Experience
Learn how district budget cuts can affect class sizes, programs, staffing, transportation, and your child's daily school experience in 2026.
School Closure Risk: What Parents Should Check Before Moving
Learn how parents can assess school closure risk before buying or renting in a district, using enrollment, funding, and boundary data.